Hot-air register



Nov. 6, 1928.

M. M. Ro'r'E HOT AIR REGISTER Filed Anril 5L 1928 Patented Nov. 6, `1928.. l Y l UNITED ,STATES PATENT-OFFICE;

MORGAN M. ROTE, OF SUNBURY, PENNSYLVANIA, ASSIGNOR TO CHARLES 3", REITZ, OAF

, SUNBURY, PENNSYLVANIA.

Hor-AIR REGISTER.

Application led April 5, 1928. Serial No. 267,610.

The invention relates to hot air registers for lthe grating 2 is mounted, the grating being hot air heating systems and has for its object held in position by bending the sides ot'the 35 the provision of an improved construction ot blanks on lin-es designated 4 to iorm the registerthat is reasonable in cost ofmanufaeframe that is U-shape in cross section as 5 ture. and extremely durable. shown in Figure 2 and having a top portion A further 'object of the invention is the and a bottom portion 6 surrounding the open- Y provision of a hot air register in which the ing 3, the end of the portions 6 being beveled 40V casing is made of a. single blank of sheet or mitered as shown atto 'forinamiterjoint metal bent to provide a holding frame for a when the part-s are assembled as shown in 10 grating and having an integral flange at right drawings. The structure shown in the drawangles tothe frame to engage in the end ol" ings is square in formation, and the beveled the hot air flue of the furnace. portion 7 is therefore formed at right angles 45 The invention will be described in detail to lines describing diagonals of the opening 3. hereinafter and will be. found illustrated in 8 indifates extensions on the sides ot the the accompanying drawings in which blank having their side edgesrf) on lines subi Figure 1 is a top plan view of the improved stantially parallel to the sides of the. opening hot air register, Y 3, said extensions being adapted to be. bent 50 Figure 2 is a transverse sectional View on a outwardly7 on lines indicated at l0 onA planes slightly larger scale than that shown in Figsubstantially at right angles to the bottom ure 1,- y portion 6 to form the 'flanges to engage the Figure 3 is a fragmentary bottom plan outer end of a hot air tube, (not shown). View ot one ot the corners of the register What is claimed isz 55 structure, and A casing for hot air registers tori'urnaces Figure 4 is a view of a blank from which and the like, formed from a blank oi sheet 2.5 the casing for theregister is constructed. metal having a square opening therein, cer

In the drawings similar reference charac tain edges of said blank formed by cutting ters are used to designate corresponding parts on lines forming right angles with continuthroughout the several views. y ations of diagonale of. the opening aforesaid,

Referring to the drawings the casing of the and extensions on said blank at the ends of register is designated l, and holds a grating said edges on lines parallel with the sides of 2.' In Figure 4 is shown a sheet metal blank said opening. from which the casing l is formed, said blank In testimony whereof l atlix my signature.- being provided with an opening 3 in which MRGANr M. ROTEI 

